STENTOFON Control Room Masters connect the control room with voice and audio allowing the Control Room access to telephone, public address and radio systems as well as intercom at doors, gates, and emergency points. Features include advanced call queuing with priority and a large high contrast display providing excellent readability. Our wide-band audio, call set-up time (milliseconds) and flexibility is unmatched. STENTOFON utilizes a codec that allows for better frequency response than standard telephony. And when it comes to system logging and reporting, the AlphaCom E is unsurpassed with its SNMP, SYSLOG and e-mail functions.